package Month09.day0911;

public class TestDemo {
    private int count;

    public static void main(String[] args) {
        TestDemo test=new TestDemo(88);
        System.out.println(test.count);
    }
    private TestDemo(int a) {
        count=a;
    }//疑问就是构造器不是必须要加 public 嘛？

}
